{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["manufacturing standard", "enabling technology", "machanical property"], "input": "An automated arc-welding-based additive manufacturing system was reported ."}
{"manufacturing standard": [], "enabling technology": [], "machanical property": []}